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Associate Professor Ean Ooi

Associate Professor, Engineering

School of Engineering, IT and Phys. Sci.

Section/Portfolio:

Engineering

Location:

Mt Helen Campus, Online

A direct time-domain procedure for the seismic analysis of dam–foundation–reservoir systems using the scaled boundary finite element method

In this paper, a direct time-domain procedure for the seismic analysis of...

An adaptive scaled boundary finite element method for contact analysis

In this work, we propose a framework for an adaptive contact analysis in deformable solids using...

Application of Adaptive Phase-Field Scaled Boundary Finite Element Method for Functionally Graded Materials

In this paper, an adaptive phase-field scaled boundary finite element method for fracture in...

Bipolar radiofrequency ablation treatment of liver cancer employing monopolar needles: A comprehensive investigation on the efficacy of time-based switching

Radiofrequency ablation (RFA) is a thermal ablative treatment method that is commonly used to...

Comparisons between impedance-based and time-based switching bipolar radiofrequency ablation for the treatment of liver cancer

Abstract Switching bipolar radiofrequency ablation (bRFA) is a cancer treatment technique that...

Robust modelling of implicit interfaces by the scaled boundary finite element method

In this paper, we propose a robust framework based on the scaled boundary finite element method...

Role of saline concentration during saline-infused radiofrequency ablation: Observation of secondary Joule heating along the saline-tissue interface

Infusion of saline prior to radiofrequency ablation (RFA) is known to enlarge the thermal...

A combined virtual element method and the scaled boundary finite element method for linear elastic fracture mechanics

In this paper, we propose a framework that combines the recently introduced virtual element...

Adaptive analysis using scaled boundary finite element method in 3D

In this paper, an adaptive refinement technique using the scaled boundary finite element method...

A dual scaled boundary finite element formulation over arbitrary faceted star convex polyhedra

A novel technique to formulate arbritrary faceted polyhedral elements in three-dimensions is...

An efficient forward propagation of multiple random fields using a stochastic Galerkin scaled boundary finite element method

This paper serves to extend the existing literature on the Stochastic Galerkin Scaled Boundary...

A polygon scaled boundary finite element formulation for transient coupled thermoelastic fracture problems

The scaled boundary finite element method is developed for transient thermoelastic fracture...

Application of scaled boundary finite element method for delamination analysis of composite laminates using cohesive zone modelling

In this paper, the scaled boundary finite element method (SBFEM) is evaluated for two-dimensional...

Extension of the scaled boundary finite element method to treat implicitly defined interfaces without enrichment

In this paper, the scaled boundary finite element method (SBFEM) is extended to solve the second...

Shape-shifting thermal coagulation zone during saline-infused radiofrequency ablation: A computational study on the effects of different infusion location

Background and objective: The majority of the studies on radiofrequency ablation (RFA) have...

The effects of the no-touch gap on the no-touch bipolar radiofrequency ablation treatment of liver cancer: A numerical study using a two compartment model

The no-touch bipolar radiofrequency ablation (RFA) for cancer treatment is advantageous primarily...

Thermal and thermal damage responses during switching bipolar radiofrequency ablation employing bipolar needles: A computational study on the effects of different electrode configuration, input voltage and ablation duration

Recent studies have demonstrated the effectiveness of switching bipolar radiofrequency ablation...

A computational model to investigate the influence of electrode lengths on the single probe bipolar radiofrequency ablation of the liver

Background and objectives: Recently, there have been calls for RFA to be implemented in the...

Adaptive phase-field modeling of brittle fracture using the scaled boundary finite element method

In this work, we propose an adaptive phase field method (PFM) to simulate quasi-static brittle...

A quadtree-polygon-based scaled boundary finite element method for image-based mesoscale fracture modelling in concrete

A quadtree-polygon scaled boundary finite element-based approach for image-based modelling of...

A scaled boundary finite element formulation for dynamic elastoplastic analysis

This study presents the development of the scaled boundary finite element method (SBFEM) to...

Modelling strong and weak discontinuities with the scaled boundary finite element method through enrichment

In this paper, a technique to model strong and weak discontinuities with the scaled boundary...

Scaled boundary finite element method for compressible and nearly incompressible elasticity over arbitrary polytopes

In this paper, a purely displacement-based formulation is presented within the framework of the...

The effects of electrical and thermal boundary condition on the simulation of radiofrequency ablation of liver cancer for tumours located near to the liver boundary

Effects of different boundary conditions prescribed across the boundaries of radiofrequency...

A novel error indicator and an adaptive refinement technique using the scaled boundary finite element method

In this paper, an adaptive refinement strategy based on the scaled boundary finite element method...

A novel scaled boundary finite element formulation with stabilization and its application to image-based elastoplastic analysis

Digital images are increasingly being used as input data for computational analyses. This study...

A quadtree-polygon-based scaled boundary finite element method for crack propagation modeling in functionally graded materials

This paper presents a method to improve the computational efficiency of the scaled boundary...

A review of the scaled boundary finite element method for two-dimensional linear elastic fracture mechanics

The development and the application of the scaled boundary finite element method for fracture...

A scaled boundary finite element formulation for poroelasticity

This paper develops the scaled boundary finite element formulation for applications in coupled...

Comparison between single- and dual-porosity models for fluid transport in predicting lesion volume following saline-infused radiofrequency ablation

A recent study by Ooi and Ooi (EH Ooi, ET Ooi, Mass transport in biological tissues: Comparisons...

Hydraulic fracture at the dam-foundation interface using the scaled boundary finite element method coupled with the cohesive crack model

The scaled boundary finite element method coupled with the cohesive crack model is extended to...

Numerical estimation of stress intensity factors in cracked functionally graded piezoelectric materials - A scaled boundary finite element approach

The stress intensity factors and the electrical displacement intensity factor for functionally...

A 2-D polygon discrete element method and program for simulating rockfill materials

Every single particle is simulated by a polygon discrete element to capture the realistic shape...

A combined DEM-SBFEM for modelling particle breakage of rock-fill materials

Both experimental and numerical results demonstrate that particle breakage has significant...

A scaled boundary finite element formulation over arbitrary faceted star convex polyhedra

In this paper, a displacement based finite element framework for general three-dimensional convex...

A scaled boundary finite element formulation with bubble functions for elasto-static analyses of functionally graded materials

This manuscript presents an extension of the recently-developed high order complete scaled...

Crack propagation modelling in concrete using the scaled boundary finite element method with hybrid polygon-quadtree meshes

This manuscript presents an extension of the recently-developed hybrid polygon–quadtree-based...

Mass transport in biological tissues: Comparisons between single- and dual-porosity models in the context of saline-infused Radiofrequency Ablation

Conventional method for modelling mass transport in biological tissues is based on the...

Modeling the Particle Breakage by Using Combined DEM and SBFEM

The combined scaled boundary finite-discrete element method: Grain breakage modelling in cohesion-less granular media

A computational technique combining the scaled boundary finite element method (SBFEM) and the...

The role of grain breakage in rock-fill grains: Investigated by using combined SBF-DEM with two different crushing criteria

This study focuses on numerical modelling of rock-fill materials using combined scaled boundary...

  • Conference Proceedings

Construction of high-order complete scaled boundary shape functions over arbitrary polygons with bubble functions

This manuscript presents the development of novel high-order complete shape functions over...

Dynamic fracture simulations using the scaled boundary finite element method on hybrid polygon-quadtree meshes

In this paper, we present an efficient computational procedure to model dynamic fracture within...

Adaptation of quadtree meshes in the scaled boundary finite element method for crack propagation modelling

A crack propagation modelling technique combining the scaled boundary finite element method and...

Crack propagation modelling in functionally graded materials using scaled boundary polygons

A recently developed scaled boundary finite element formulation that can model the response of...

Finite element computations over quadtree meshes: strain smoothing and semi-analytical formulation

In this paper, we discuss two alternate techniques to treat hanging nodes in a quadtree mesh....

Finite fracture mechanics analysis using the scaled boundary finite element method

The polygon-based scaled boundary finite element method is applied to two finite fracture...

Numerical investigation of the meshless radial basis integral equation method for solving 2D anisotropic potential problems

The radial basis integral equation (RBIE) method is derived for the first time to solve potential...

SBFEM for fracture analysis of piezoelectric composites under thermal load

This paper extends a semi-analytical technique, the so-called scaled boundary finite element...

Virtual and smoothed finite elements: A connection and its application to polygonal/polyhedral finite element methods

We show both theoretically and numerically a connection between the smoothed finite element...

2D dynamic analysis of cracks and interface cracks in piezoelectric composites using the SBFEM

The dynamic stress and electric displacement intensity factors of impermeable cracks in...

A quadtree-based scaled boundary finite element method for crack propagation modelling

The quadtree is a hierarchical-type data structure where each parent is recursively divided into...

  • Conference Proceedings

A scaled boundary polygon formulation for elasto-plastic analyses

This study presents a novel scaled boundary polygon formulation to model elasto-plastic material...

Computation of dynamic stress intensity factors in cracked functionally graded materials using scaled boundary polygons

In this paper, the recently developed scaled boundary polygons formulation for the evaluation of...

Convergence and accuracy of displacement based finite element formulations over arbitrary polygons: Laplace interpolants, strain smoothing and scaled boundary polygon formulation

Three different displacement based finite element formulations over arbitrary polygons are...

Crack propagation modeling with scaled boundary polygons

Crack propagation is modelled using scaled boundary polygons. The polygons discretise the...

Experimental and numerical study of the dependency of interface fracture in concrete-rock specimens on mode mixity

The interface between the concrete and the rock is usually considered the weakest link in...

Scaled boundary polygons with application to fracture analysis of functionally graded materials

This study presents a framework for the development of polygon elements based on the scaled...

Automatic dynamic crack propagation modeling using polygon scaled boundary finite elements

  • Conference Proceedings

Crack propagation modeling in functionally graded materials using polygon elements modeled by the scaled boundary finite element method

  • Conference Proceedings

Dynamic crack propagation simulation with scaled boundary polygon elements and automatic remeshing technique

An efficient methodology for automatic dynamic crack propagation simulations using polygon...

Evaluation of stress intensity factors on cracked functionally graded materials using polygons modelled by the scaled boundary finite element method

  • Conference Proceedings

Modelling of crack propagation of gravity dams by scaled boundary polygons and cohesive crack model

Crack propagation in concrete gravity dams is investigated using scaled boundary polygons coupled...

Automatic modelling of cohesive crack propagation in concrete using polygon scaled boundary finite elements

An automatic cohesive crack propagation modelling methodology for quasi-brittle materials using...

Dynamic cohesive crack propagation modelling using the scaled boundary finite element method

This study develops a scaled boundary finite element method (SBFEM)-based approach for modelling...

Polygon scaled boundary finite elements for crack propagation modelling

An automatic crack propagation modelling technique using polygon elements is presented. A simple...

RECENT PROGRESS IN MODELING CRACK PROPAGATION USING THE SCALED BOUNDARY FINITE ELEMENT METHOD

This study reviews our recent efforts in the development and application of crack propagation...

An h-hierarchical adaptive scaled boundary finite element method for elastodynamics

A posteriori h-hierarchical adaptive scaled boundary finite element method (ASBFEM) for transient...

Modelling crack propagation in reinforced concrete using a hybrid finite element-scaled boundary finite element method

A previously developed hybrid finite element-scaled boundary finite element method (FEM-SBFEM) is...

Modelling dynamic crack propagation using the scaled boundary finite element method

This study presents a novel application of the scaled boundary finite element method (SBFEM) to...

A hybrid finite element-scaled boundary finite element method for crack propagation modelling

This study develops a novel hybrid method that combines the finite element method (FEM) and the...

A hybrid finite element-scaled boundary finite element method for multiple cohesive crack propagation

A novel hybrid method that combines both scaled boundary finite element- and finite element-...

  • Conference Proceedings

A hybrid finite element-scaled boundary finite element method for reinforced concrete modelling

This paper develops a reinforced concrete model that is based on the novel hybrid finite...

  • Conference Proceedings

Efficient prediction of deterministic size effects using the scaled boundary finite element method

This paper develops an efficient numerical approach to predict deterministic size effects in...

Extension of the FEM-SBFEM coupled method to model multiple cohesive crack propagation in plain concrete

  • Conference Proceedings

Modelling multiple cohesive crack propagation using a finite element-scaled boundary finite element coupled method

  • Journals

Transection of anterior mitral basal stay chords alters left ventricular outflow dynamics and wall shear stress

  • Journals